CN108198476A - Simulation Training System of High Voltage Electric Experiment - Google Patents
Simulation Training System of High Voltage Electric Experiment Download PDFInfo
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- CN108198476A CN108198476A CN201711223162.1A CN201711223162A CN108198476A CN 108198476 A CN108198476 A CN 108198476A CN 201711223162 A CN201711223162 A CN 201711223162A CN 108198476 A CN108198476 A CN 108198476A
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Abstract
The present invention relates to a kind of Simulation Training System of High Voltage Electric Experiment, feature is as follows：Wireless communication mode is used between teaching-guiding platform and each l-G simulation test instrument and emulation tested device, form the local area network of an entirety, realize real-time communication between teaching-guiding platform and emulation instrument, teacher's guidance platform monitors the operation conditions of l-G simulation test instrument and emulation tested device by testing monitoring system, and operational order is sent out to l-G simulation test instrument and emulation tested device by experiment control system control；It disclosure satisfy that the high voltage electrical test training request of relevant device, make student in the emulation safe teaching environment for not contacting high voltage, construction and the effect of relevant device can more truly be learnt, be familiar with test apparatus operating process, facilitate training system calibration operation and training and examination；Simulation Training System of High Voltage Electric Experiment has the characteristics that real equipment, instrument appearance is similar, the simulation of field test situation, self-test wiring situation, safe, result of the test is controllable, predeterminable failure, real-time communication.
Description
Technical field
Patent of the present invention is related to a kind of Simulation Training System of High Voltage Electric Experiment, belongs to high voltage electrical test teaching, training neck
Domain can realize the high voltage electrical test operative skill training to service personnel, testing crew, operation maintenance personnel using the device
Study.
Background technology
To high voltage electric equipment by regulation carry out " preventive trial " and " routine test " and to newly install or overhaul after
High voltage electric equipment carry out " acceptance test ", be power grid security, stabilization, effectively, the essential important guarantor of economical operation
Barrier measure.The level of skill of high voltage electrical test operating personnel directly decides the reliability of high voltage electrical test result, because
This, by the technical skill training to corresponding personnel progress high voltage electrical test profession, improves its working efficiency and professional ability,
Make result of the test and analysis more accurate and effective, it is significant.
It presses《State Grid Corporation of China's production skills personnel's vocational ability training standard》It is required that new registration employee must be carried out
The training of high voltage electrical test project.The experiment of high voltage electric equipment can be divided into two major class of Insulation Test and attribute testing.No matter
Which class experiment, during experiment, due to personnel's misoperation, is likely to the damage for leading to test apparatus or tested device, together
When since experiment is mostly high-potting, the danger got an electric shock in the presence of the person during experiment.And in high voltage electrical test real training, due to learning
Member's level of skill reason, the probability that case above occurs can greatly increase, especially for newly entering to look forward to this kind of work on the spot of university student
When the student being lacking in experience carries out real training, if directly carrying out real training using real equipment at the very start, peace certainly will be greatly increased
Full hidden danger.
At present, the domestic high voltage electrical test skills training carried out in real training, is mostly charged using real equipment and made
Industry, there are the limitations of real training.On the one hand, it can not have a power failure at any time and give training；On the other hand, it is impossible to trainee be allowed to touch
Various failures.It compares, the development of high voltage electrical test emulator and mostly using to be lagged is the training side advocated in recent years
Formula.New by looking into, the current country there is no complete high voltage electrical test simulation training training system.Therefore, to improve high-voltage electricity
Gas tests practice-training teaching quality and safety and gives chance by the more hands-ons of training personnel, and we have developed this set height
Voltage electrical test simulation training system.
Invention content
The object of the present invention is to provide a kind of Simulation Training System of High Voltage Electric Experiment, disclosure satisfy that the high pressure of relevant device
Electrical test training request makes student that can more truly learn in the emulation safe teaching environment for not contacting high voltage
Test apparatus operating process is familiar in the construction of relevant device and effect, facilitates training system calibration operation and training and examination.High pressure
Electrical test simulation training system has to real equipment, instrument appearance is similar, the simulation of field test situation, self-test wiring shape
Condition, safe, result of the test is controllable, predeterminable failure, real-time communication the features such as.
To achieve the above object, the technical proposal of the invention is realized in this way：A kind of high voltage electrical test emulation training
System including teaching-guiding platform, experiment control system, experiment monitoring system, test data system, training security system, is imitated
True test apparatus, emulation tested device, LAN and other ancillary equipments, feature are as follows：
1) between teaching-guiding platform and each l-G simulation test instrument and emulation tested device one is formed using wireless communication mode
Whole local area network, realizes real-time communication between teaching-guiding platform and emulation instrument, and teacher's guidance platform is supervised by testing
Viewing system monitors l-G simulation test instrument and emulates the operation conditions of tested device, is controlled by experiment control system to l-G simulation test
Instrument and emulation tested device send out operational order.
2) automatic connection status detection function ----student is instructed on platform display interface in real time during test connection
Wiring state of the current emulation instrument of display with emulating tested device, when test connection mistake, emulation instrument prompting wiring is wrong
Accidentally, it is impossible to continue to test.
3) respectively emulation instrument display interface can Real-time Feedback to teaching-guiding platform, teacher can monitor in real time student operation
Situation.Multigroup normal data that prestores in test data system database and typical fault data, teacher can be arbitrarily selected to student
A certain group of data are sent, in this way, same test product may be defined as normal or malfunction, while can define different fault types
Data, teacher must the person of going to school analysis is made according to the result measured and judges test product state, if teaching-guiding platform is not sent out
Data are sent, emulation instrument transfers test data from internal database.
4) teacher can increase self-defined result of the test data and define data variation in test process and protect as needed
It deposits.
5) in AC and DC pressure resistance l-G simulation test, can the sound of corona be simulated by acousto-optic simulator and is put in flashover
Flash of light and the sound when electric, field effect atmosphere when making emulation training scene closer to actual experimental.
6) heating module built in tested device is emulated, coordinates infrared radiation thermometer, state-detection correlation training can be carried out.
7) it is safe.Without high pressure induced electricity is not present, the security risk that residual charge is hurted sb.'s feelings in entire training system,
Even if wiring error, personal injury or equipment damage will not be caused, by training security system, specification student's real training process,
Form the good operation habit of student.
The teaching-guiding platform, is the maincenter of Simulation Training System of High Voltage Electric Experiment, and teacher can pass through this platform
Supervisory control simulation test apparatus, the operation for emulating tested device, ensure effective operation of emulation electrical test operation, and provide safety
It ensures.Teaching-guiding platform include 4 subsystems, respectively be experiment monitoring system, experiment control system, test data system and
Train security system.4 subsystems are based on teaching-guiding platform, the system of realizing Simulation Training System of High Voltage Electric Experiment
Operation.It is connected between 4 subsystems and l-G simulation test instrument, emulation tested device by WLAN, by wireless signal,
Each system and equipment and instrument realize data exchange.
The teacher's guidance platform will test the emulation tested device that monitoring system obtains, the experiment such as l-G simulation test instrument and
Status data is handled, and is converted into the wiring diagram of simulation test device and the Operation interface diagram of l-G simulation test instrument, is shown in
On screen, allow teacher be visually known test process and whether specification；Teacher can also use the examination of teacher's guidance platform
Control system is tested, sends out the state and test process of instruction control emulation tested device and l-G simulation test instrument；Teacher's guidance is put down
Platform can also send test data, and failure is set for student；Training security system can be checked in teacher's guidance platform, understood and learned
The safe condition of member's real training.
The experiment monitoring system is responsible for checking the state of emulation tested device and l-G simulation test instrument, can constantly monitor
Emulate operation and the state change of tested device and l-G simulation test instrument.Emulation tested device has closing, spare and three kinds of experiment
State：When emulation tested device signaling switch is closed, tests and do not established between monitoring system and emulation tested device
Connection；After opening emulation tested device signaling switch, emulation tested device is in stand-by state, experiment monitoring system and emulation quilt
Examination equipment establishes signal connection, and experiment monitoring system starts the status information of monitoring emulation tested device, constantly reads emulation quilt
Try the data of equipment；When carrying out electrical test, that is, trystate, emulation tested device is in trystate, tests monitoring system
The not only state of monitoring emulation tested device also checks for the wiring condition of emulation tested device.L-G simulation test instrument has shutdown, sets
Put and test three kinds of states：During l-G simulation test instrument off-mode, test and do not established between monitoring system and emulation tested device
Connection；After the booting of l-G simulation test instrument, into setting state, experiment monitoring system is established signal with l-G simulation test instrument and is connect,
When l-G simulation test instrument carries out test parameters setting, parameter setting information is constantly sent to experiment monitoring system, experiment monitoring
Records store data after system obtained data；When carrying out electrical test, that is, trystate, l-G simulation test instrument is in experiment shape
State, experiment monitoring system not only monitor the state of l-G simulation test instrument, also check for the wiring condition of l-G simulation test instrument.Carry out
During electrical test wiring, experiment monitoring system obtains the data of test connection automatically, and test connection includes instrument wiring, equipment connects
Line and ground wire judge the test connection data of acquisition, to check whether wiring is correct.
Monitoring system is tested after the status data for obtaining l-G simulation test instrument, emulation tested device and test connection, it
Classified to data and distinguished, and corresponding data is sent to experiment control system and test data system, be controlling test
Support is provided with transmission data.Realize data interaction between experiment monitoring system and training security system, realize testing operation and
Data contact between safety, ensures the safe and reliable of real training process.
The experiment control system is responsible for the operation of control emulation tested device and l-G simulation test instrument.Experiment control system
The state status of emulation tested device, l-G simulation test instrument and test connection can be obtained from experiment monitoring system, according to state
Information sends out control instruction to emulation tested device and l-G simulation test instrument.Experiment control system can be to control emulation subject
Equipment sends out instruction, and control emulation tested device is switched between closing, spare three kinds of states experiment, equally, also may be used
The state of l-G simulation test instrument to be controlled to switch.Teacher can pass through experiment control system Control experiment on teacher's guidance platform
Process, i.e. student carry out the overall process of emulation high voltage electrical test real training, including controlling the parameter setting of l-G simulation test instrument, imitating
True test apparatus adds high pressure and discharges, emulation experiment equipment wiring etc..
The test data system includes l-G simulation test database, contains transformer, current transformer, mutual induction of voltage
The various tested devices such as device, power cable carry out the normal shape of the various high voltage electrical tests such as insulation resistance test, pressure test
State test data and abnormality test data, test data are that production scene acquires on the spot, ensure the equipment simulated event
Hinder true and reliable.Test data system sends test data, l-G simulation test instrument by experiment control system to l-G simulation test instrument
Device shows in test the test data of acquisition, and student judges that equipment whether there is defect according to test data.
The training security system ensures student's real training safety, blocks including packaged type, electronics blocks, safety instruction is used
LED display, intercom system etc..Wherein electronics blocks to install video monitoring system above real training station, in l-G simulation test
In pressure process, open electronics and block, if someone is strayed into real training station, electronics blocks sends out alarm at once.Safety instruction is used
LED display carries out security warning according to trystate to student.Intercom system is realized in emulation high-potting real training is carried out
The real-time communication of teacher's guidance platform and real training station.
The l-G simulation test instrument uses the appearance design identical with actual experimental instrument, operation interface and program circuit,
The operation of real simulation physical device.It is equipped with 12 kinds of emulation instruments altogether, including instrument for measuring DC resistance；Megger test
Instrument；Dielectric loss tester；High voltage direct current generator；Transformer on-load tap changer tester；No-load voltage ratio tester；Transformer around
Group deformation tester；Ac voltage withstanding device；Partial discharge of transformer measuring device；Mutual inductor characteristic integrated tester；Frequency conversion string
Join resonance pressure-resistant device；Transformer partial discharge experimental rig.Above emulation instrument can complete all experiment items to electrical equipment
Mesh according to the difference of pilot project during experiment, can select corresponding test apparatus.The experimental test that l-G simulation test instrument uses
Line is l-G simulation test wiring, only by the direct current of 12V, is used as signal transmission.
The emulation tested device using the appearance design identical with practical transformer equipment, terminals and mark also with very
Real grid equipment is essentially identical.Simulation Training System of High Voltage Electric Experiment is equipped with 6 classes emulation tested device, this 6 kind equipment altogether
It is the high electrical equipment of onsite application frequency, respectively：Transformer；Bushing shell for transformer；Current transformer（It is oil-immersed inverted）；
Capacitance type potential transformer；Zinc-Oxide Arrester；Power cable.Heating module built in tested device is emulated, analog machine is in event
Abnormal heating situation under barrier state.Tested device is emulated with acousto-optic simulator, the sound of corona can be simulated and dodged
Flash of light and the sound when network discharges, simulate the time of day of the test product in the experiments such as AC and DC pressure resistance, make emulation training scene more
Field effect atmosphere during close to actual experimental.
When needing to test some tested device, student first has to complete the connection work of test wire, wiring
Connection can be fed back on teaching-guiding platform by wireless network, and teacher is shown by the wiring state of display instructing platform
Show that menu can understand the test connection situation of student in real time, in instrument, test product is unearthed and the apparent principle such as test wire wrong
Under property error situation, training system can voluntarily judge wiring error and send out prompt message.It, can be by teaching for other wiring states
It learns teacher and current wiring state subjective determination is combined according to the test mission assigned.Teacher carries out wiring check and confirms that wiring is correct
Afterwards, sending out allows the order of operation.After student's energization is tested, teaching-guiding platform can send out battery of tests to emulation instrument
Data are shown on the display screen of analog meter, student analyzed and determined according to data do experiment it is whether qualified.
The WLAN is the basis of Simulation Training System of High Voltage Electric Experiment signal transmission.Thus in high-voltage electrical apparatus
Multiple wireless routers are configured in experiment real training hall, constructing local network is teaching-guiding platform, emulation instrument and emulation quilt
Equipment installation wireless signal receiver is tried, is incorporated into LAN and realizes interconnection.And it is used for using acousto-optic simulator
Corona sound, electric discharge sound and the electric discharge flash effect during high voltage class pilot project are simulated, tested simulation training
Journey is closer to field scene.
Simulation Training System of High Voltage Electric Experiment can complete 26 pilot projects, as follows.
1. transformer test：
（1）Measure the D.C. resistance of winding and sleeve；
（2）Check the voltage ratio of all taps；
（3）Check the three-phase wiring group of transformer；
（4）Measure insulation resistance, absorptance or the polarization index of winding and sleeve；
（5）The inspection and experiment of on-load voltage regulation switching device；
（6）Measure the dielectric loss angle of winding and sleeve；
（7）Measure the direct current leakage electric current of winding and sleeve；
（8）Transformer winding is together with the ac voltage withstanding of casing；
（9）Deformation test of transformer winding；
（10）Winding and sleeve it is long when induced voltage test band partial discharge test.
2. current transformer is tested：
（1）Measure the insulation resistance of winding；
（2）Measure the D.C. resistance of winding；
（3）Ac voltage withstanding is tested；
（4）The exciting characteristic curve of measurement current transform er；
（5）Check electric current ratio；
（6）Measure dielectric loss angle.
3. metal oxide arrester is tested：
（1）Measure metal oxide arrester ontology insulation resistance；
（2）Measure metal oxide arrester pedestal insulation resistance；
（3）Measure the Leakage Current under direct current 1mA voltages U1mA and 0.75U1mA.
4. power cable test：
（1）Ac voltage withstanding is tested；
（2）Measure the D.C. resistance of metal screen layer and conductor；
（3）Measure insulation resistance.
5. Capacitive Voltage Transformer Test：
（1）Measure insulation resistance between interpolar, secondary winding；
（2）Measure capacitance type potential transformer main capacitance and derided capacitors dielectric loss and capacitance.
6. test on bushing：
（1）Measure insulation resistance；
（2）The dielectric loss angle and capacitance of casing.
The positive effect of the present invention is：Student learns the relevant knowledge of high voltage electrical test under simulated environment, carries out real
Border is drilled, and operation is standardized to simulation test device and l-G simulation test instrument, accordingly even when to real execute-in-place
In, it is also no longer strange.Simulation training system is approached with actual tests equipment and test apparatus height, and student is allowed to be apparent from bearing
The structure of each testing equipment and instrument construction and operation principle and the mode of connection；By setting result of the test, student is allowed to be promoted and is divided
Test data, the ability for investigating failure are analysed, the ability coped with contingencies is improved, to the post integrated service of related work post personnel
Horizontal and live practical operation level all has a distinct increment, be truly realized by high voltage electric equipment independent community simulation model with it is soft
Part simulation training system be combined with each other.
Description of the drawings
Fig. 1 is the structure diagram of Simulation Training System of High Voltage Electric Experiment of the present invention.
Fig. 2 is the functional schematic of Simulation Training System of High Voltage Electric Experiment of the present invention.
Fig. 3 is the system composition figure of Simulation Training System of High Voltage Electric Experiment of the present invention.
Fig. 4 is the bushing shell for transformer emulation training teaching aid signal in the Simulation Training System of High Voltage Electric Experiment of the present invention
Figure.
Fig. 5 is the Zinc-Oxide Arrester emulation training teaching aid signal in the Simulation Training System of High Voltage Electric Experiment of the present invention
Figure.
Fig. 6 is the power cable emulation training teaching aid schematic diagram in the Simulation Training System of High Voltage Electric Experiment of the present invention.
Specific embodiment
The present invention will be further described with reference to the accompanying drawings and examples：As shown in Figs. 1-3, a kind of high-voltage electrical apparatus examination
Simulation training system is tested, including teaching-guiding platform, experiment control system, experiment monitoring system, test data system, training peace
Total system, l-G simulation test instrument, emulation tested device, LAN and other ancillary equipments, feature are as follows：
1) between teaching-guiding platform and each l-G simulation test instrument and emulation tested device one is formed using wireless communication mode
Whole local area network, realizes real-time communication between teaching-guiding platform and emulation instrument, and teacher's guidance platform is supervised by testing
Viewing system monitors l-G simulation test instrument and emulates the operation conditions of tested device, is controlled by experiment control system to l-G simulation test
Instrument and emulation tested device send out operational order.
2) automatic connection status detection function ----student is instructed on platform display interface in real time during test connection
Wiring state of the current emulation instrument of display with emulating tested device, when test connection mistake, emulation instrument prompting wiring is wrong
Accidentally, it is impossible to continue to test.
3) respectively emulation instrument display interface can Real-time Feedback to teaching-guiding platform, teacher can monitor in real time student operation
Situation.Multigroup normal data that prestores in test data system database and typical fault data, teacher can be arbitrarily selected to student
A certain group of data are sent, in this way, same test product may be defined as normal or malfunction, while can define different fault types
Data, teacher must the person of going to school analysis is made according to the result measured and judges test product state, if teaching-guiding platform is not sent out
Data are sent, emulation instrument transfers test data from internal database.
4) teacher can increase self-defined result of the test data and define data variation in test process and protect as needed
It deposits.
5) in AC and DC pressure resistance l-G simulation test, can the sound of corona be simulated by acousto-optic simulator and is put in flashover
Flash of light and the sound when electric, field effect atmosphere when making emulation training scene closer to actual experimental.
6) heating module built in tested device is emulated, coordinates infrared radiation thermometer, state-detection correlation training can be carried out.
7) it is safe.Without high pressure induced electricity is not present, the security risk that residual charge is hurted sb.'s feelings in entire training system,
Even if wiring error, personal injury or equipment damage will not be caused, by training security system, specification student's real training process,
Form the good operation habit of student.
Appearance, wiring, operation panel, the display interface of all l-G simulation test instruments etc. are identical with true instrument；Emulation
Tested device appearance, terminals and mark are also essentially identical with true grid equipment.Its emulator approximation is equal to really
High voltage electrical test process.
The teaching-guiding platform is the instruction management platform of a whole set of simulation training system, and management is used for teacher.Such as Fig. 3
Its shown major function includes：
1. send result of the test data.Including the test data selected from database to emulation instrument transmission.
2. the self-defined test data of addition and the relevant parameter that display process rule is set.Platform is instructed to have self-defined examination
Data addition function is tested, can be added in experimental data base according to the true typical case data in new scene are collected into, make training
Closer to field condition.It can define the data variation rule of correlation test project result of the test during the test simultaneously, made
Cheng Gengjia is true.
3. it monitors the wiring state between slave computer and test item and can display real-time.Teacher passes through display instructing platform
The wiring state of device shows that menu can understand the test connection situation of student in real time, and in instrument, test product is unearthed and test wire
In the case of the apparent error of principle such as wrong, training system can voluntarily judge wiring error and send out prompt message.For other
Wiring state can combine current wiring state subjective determination by the teacher that imparts knowledge to students according to the test mission assigned.
4. monitoring slave computer display interface and mode of operation in real time.Teacher is instructing slave computer circle of the platform by display
Face shows that menu can understand the operational circumstances and test process of student's instrument in real time.
5. IT teaching hosts can be doubled as.The teaching equipments such as the projecting apparatus that cooperation user provides for oneself carry out IT teaching.
In order to reach true simulated effect, l-G simulation test instrumentation process and the display content also tester with reality
Device is identical.Emulation instrument realized by wireless signal and teaching-guiding platform and connect in real time, teacher can by teaching-guiding platform,
The service condition of real time monitoring emulation instrument or even the operation for directly controlling emulation instrument in case there is a need.Test number
According to can be selected from the database of teaching-guiding platform by teacher or manual setting, and pass through teaching-guiding platform and be sent to emulation
Instrument can also be selected by emulation instrument from the database of instrument, the data collected by database from actual test result with
And the empirical data come out by various measurement result induction-arrangements, that is, the test data of tested device normal condition is included,
Also the test data of tested device malfunction is included, the display content of emulation instrument is made more to have authoritative weight and directive significance.
The experimental test line that l-G simulation test instrument uses is l-G simulation test wiring, only by the direct current of 12V, as signal
Transmission uses.Instrument can also may be used by the l-G simulation test wiring being connect with tested device to tested device transmission test signal
To receive the signal of tested device feedback, and the correctness of test connection is checked.When checking wiring error, imitate
True instrument is in preparation state always, it is impossible to tested device be tested, until wiring is correct.
Simulation Training System of High Voltage Electric Experiment is equipped with 12 kinds of emulation instruments altogether, realizes above-mentioned function, respectively：
1. instrument for measuring DC resistance；
2. Insulation Resistance Tester；
3. dielectric loss tester；
4. high voltage direct current generator（Containing host, 200kV times of pressure cylinder, current-limiting resistance, microampere meter）；
5. transformer on-load tap changer tester；
6. no-load voltage ratio tester；
7. deformation of transformer winding tester；
8. ac voltage withstanding device（Become containing host, 200kV experiments）；
9. partial discharge of transformer measuring device（The impedance containing detection, square wave calibrator）；
10. mutual inductor characteristic integrated tester；
11. variable-frequency series-resonance pressure-resistant apparatus（Containing host, excitation-transformation variable, reactor, divider）；
12. transformer partial discharge experimental rig（Power supply containing no partial discharge frequency conversion, control cabinet, excitation-transformation variable, divider, coupling capacitor）.
For the purposes of reaching true simulated effect, emulation tested device uses and essentially identical outer of practical transformer equipment
Design is seen, terminals and mark are also essentially identical with true grid equipment.
The shell that tested device uses true transformer equipment is emulated, inside according to emulation needs installing simulation module, can be with
The stimulus of emulation instrument transmission is received by l-G simulation test line, and it is fed back by the emulation module of tested device.
Meanwhile tested device is emulated equipped with wireless transport module, it is by wireless signal that oneself state, the mode of connection, wiring is correct
Property real-time Transmission give teaching-guiding platform, realize that teacher grasps the service condition of tested device and can simultaneously control it in real time.
Wireless transport module can be manually opened or be closed.Tested device configuration roll-out tray is emulated, it is convenient to be moved in real training area.
Simulation Training System of High Voltage Electric Experiment is equipped with 6 classes emulation tested device altogether, and per class, emulation tested device is equipped with 2
Group realizes the function of requirement, respectively：
1. transformer（Five grades of on-load voltage regulation）；
2. bushing shell for transformer；
3. current transformer（It is just vertical and inverted）；
4. capacitance type potential transformer；
5. Zinc-Oxide Arrester；
6. power cable.
The shape of the emulation transformer training aid is identical with real transformer, including insulating sleeve, conservator, has load point
Connect the component parts such as switch, ground terminal.Emulation inside transformer is compared with real transformer eliminates iron core and winding, does not also have
There is injection transformer oil.The inside, which is equipped with, can detect the sensor of external each wire connection terminal connection, for wireless data
The communication module of transmission.Acousto-optic simulator is also equipped with outside transformer.Emulate the casing of transformer and the portion of shell
Heating wire is installed with, for the failure for the hot-spot that analogue transformer generates.
Cable section is placed on moveable framework by the bushing shell for transformer emulation training teaching aid, convenient for that will train religion
Tool is moved, and bushing shell for transformer terminals are connected in inside pipe casing by conducting wire with emulation module, as shown in Figure 4 the change
Depressor casing emulation training teaching aid, appearance have essentially identical appearance design, terminals and mark with real transformer casing
Know also essentially identical with equipment.
The vertical current transformer electrical test emulates teaching aid, by suspension hook, expander, oil conservater, oil level glass,
The parts such as primary connection terminal, insulator, fuel tank, nameplate, secondary terminal box, fuel outlet valve, ground terminal, pedestal and internal circuit group
Into contour structures are identical with LB6-110 type current transformers, and same external characteristics is realized using analog and digital circuit（Greatly
Voltage, high current）, to the maximum extent close to reality of work, and ensure trainee's personal safety, improve service life of equipment,
Reduce cost.
The inverted type current transformer l-G simulation test teaching aid, by expander, fuel tank, oil level glass, primary connection end
Son, suspension hook, insulator, nameplate, secondary terminal box, fuel outlet valve, ground terminal, pedestal and circuit etc. part form, circuit structure
Interiors of products is positioned over, pedestal is equipped with secondary terminal box, nameplate, fuel outlet valve, ground terminal, and secondary winding and end shield outlet are equal
It is drawn by terminal box；Pedestal is connect with fuel tank by insulator；Suspension hook is equipped with outside fuel tank, first winding is lifted one's head respectively from tank wall both sides
It draws, surface is equipped with oil level glass, and top is expander etc..
The capacitance type potential transformer electrical test emulation training teaching aid, by primary connection terminal, capacitive divider set
Pipe, suspension hook, secondary terminal box, earth stud, charge valve, radio receiver composition, main controller are placed in capacitor voltage mutual inductance
In device pedestal, base side has secondary terminal box, and primary connection terminal is at the top of CVT, by capacitance partial pressure between top and pedestal
Device casing is connected, and suspension hook, nameplate and earth stud are equipped with outside CVT.
The arrester electrical test emulation training teaching aid has to true arrester equipment, test apparatus appearance is similar,
The simulation of field test situation, self-test wiring situation, the features such as safe, result of the test is controllable, predeterminable failure.Such as Fig. 5 institutes
Show the electrical test training request that disclosure satisfy that relevant device, allow student in more true environment learning arrester
Construction and effect, are familiar with correlation test instrumentation process.
The power cable electrical test training aid conveniently, safely, it is easily operated, facilitate study, both can guarantee student
Safety during experiment, and student can be made to learn the wiring tested to power cable respective electric and method.As shown in Figure 6
By the scene of cable breakdown during light harmony simulated experiment, comprehensive simulated tests situation about being likely to occur in the process.
It can be realized between teaching-guiding platform and l-G simulation test instrument, emulation tested device and interconnect, control feedback.
By wireless signal, the sub- software in each subsystem and each instrument and equipment of teaching-guiding platform realizes data exchange.
On teaching-guiding platform, testing inspection system and experiment control system are realized to all emulation instruments and subject
The monitoring of equipment has emulation instrument interface display function, can taught instrument display interface is emulated used in current student
Instruct platform real-time display, and teacher can intuitively observe emulation instrument circle used in student on platform computer display screen is instructed
Face present displayed content, is also equipped with l-G simulation test wiring state audit function, and platform can be intuitively real-time by the wiring condition of student
Ground shows teacher, and teacher's guidance platform can emulate instrument with remote control and be tested.
On emulation instrument and emulation tested device, the sub- software in system software, receiving comes from teaching-guiding platform
Test data and control signal, and to teaching-guiding platform send experiment real-time status data.
System software can complete 26 pilot projects, as follows.
1. transformer test：
（1）Measure the D.C. resistance of winding and sleeve；
（2）Check the voltage ratio of all taps；
（3）Check the three-phase wiring group of transformer；
（4）Measure insulation resistance, absorptance or the polarization index of winding and sleeve；
（5）The inspection and experiment of on-load voltage regulation switching device；
（6）Measure the dielectric loss angle of winding and sleeve；
（7）Measure the direct current leakage electric current of winding and sleeve；
（8）Transformer winding is together with the ac voltage withstanding of casing；
（9）Deformation test of transformer winding；
（10）Winding and sleeve it is long when induced voltage test band partial discharge test.
2. current transformer is tested：
（1）Measure the insulation resistance of winding；
（2）Measure the D.C. resistance of winding；
（3）Ac voltage withstanding is tested；
（4）The exciting characteristic curve of measurement current transform er；
（5）Check electric current ratio；
（6）Measure dielectric loss angle.
3. metal oxide arrester is tested：
（1）Measure metal oxide arrester ontology insulation resistance；
（2）Measure metal oxide arrester pedestal insulation resistance；
（3）Measure the Leakage Current under direct current 1mA voltages U1mA and 0.75U1mA.
4. power cable test：
（1）Ac voltage withstanding is tested；
（2）Measure the D.C. resistance of metal screen layer and conductor；
（3）Measure insulation resistance.
5. Capacitive Voltage Transformer Test：
（1）Measure insulation resistance between interpolar, secondary winding；
（2）Measure capacitance type potential transformer main capacitance and derided capacitors dielectric loss and capacitance.
6. test on bushing：
（1）Measure insulation resistance；
（2）The dielectric loss angle and capacitance of casing.
Simulation Training System of High Voltage Electric Experiment signal transmission is established on the basis of WLAN.Thus in high-voltage electricity
Multiple wireless routers are configured in gas experiment real training hall, constructing local network is teaching-guiding platform, emulation instrument and emulation
Tested device installs wireless signal receiver, is incorporated into LAN and realizes interconnection.
Acousto-optic simulator is used to simulate corona sound, electric discharge sound and the electric discharge sudden strain of a muscle during high voltage class pilot project
Light effect makes simulation training test process closer to field scene.During test voltage gradually rises, corona sound by
Step increase, when the current experimental data that pilot project receives has paradoxical discharge data group for test product, and test voltage is raised to
Set discharge voltage value, device send out Discharge Simulation sound and flashing signal.
Simulation system of high voltage electric test is equipped with training security system, ensures the safety of real training personnel in test.Electrically
Test real training training security system by network monitoring system, mobile detection fence system, fire-fighting system, duplex talkback system and
The auxiliary systems such as station state display system, alarm system, conventional fence, sign board are formed.Network monitoring system includes infrared
IP Camera, middle control and storage system, real-time display system.It is imaged by being distributed in the infrared network of real training place everywhere
Head can realize the real time monitoring to real training scene, find the unsafe acts of student in time, and front end data is transmitted to backstage and deposits
Storage system can realize the real-time recording of monitored picture, uneasiness when enabling the student more intuitively understand oneself real training afterwards
Full behavior is conducive to improve the awareness of safety of student and safety behavior custom.Front network camera can transmit monitored picture
Multimedia screen in real training hall facilitates live real training teacher to grasp the handling situations of different training field students, while right
Student plays a warning role, and constrains the unsafe acts for the student that participates in training.
Claims (10)
1. a kind of Simulation Training System of High Voltage Electric Experiment, including teaching-guiding platform, experiment control system, experiment monitoring system
System, test data system, training security system, l-G simulation test instrument, emulation tested device, LAN and other ancillary equipments,
Its feature is as follows：
1) between teaching-guiding platform and each l-G simulation test instrument and emulation tested device one is formed using wireless communication mode
Whole local area network, realizes real-time communication between teaching-guiding platform and emulation instrument, and teacher's guidance platform is supervised by testing
Viewing system monitors l-G simulation test instrument and emulates the operation conditions of tested device, is controlled by experiment control system to l-G simulation test
Instrument and emulation tested device send out operational order；
2) automatic connection status detection function ----student instructs real-time display on platform display interface during test connection
Wiring state of the current emulation instrument with emulating tested device, when test connection mistake, emulation instrument prompting wiring error, no
It can continue to test；
3) respectively emulation instrument display interface can Real-time Feedback to teaching-guiding platform, teacher can monitor in real time student operate feelings
Condition, prestore in test data system database multigroup normal data and typical fault data, and teacher can arbitrarily select to send out to student
A certain group of data are sent, in this way, same test product may be defined as normal or malfunction, while can define different fault type numbers
According to, teacher must the person of going to school analysis is made according to the result measured and judges test product state, if teaching-guiding platform is not sent
Data, emulation instrument transfer test data from internal database；
4) teacher can increase self-defined result of the test data and define data variation in test process and preserve as needed；
5) in AC and DC pressure resistance l-G simulation test, the sound of corona can be simulated by acousto-optic simulator and when flashover discharges
Flash of light and the sound, when making emulation training scene closer to actual experimental field effect atmosphere；
6) heating module built in tested device is emulated, coordinates infrared radiation thermometer, state-detection correlation training can be carried out；
7) safe, without high pressure induced electricity is not present, the security risk that residual charge is hurted sb.'s feelings in entire training system, even if
Wiring error will not cause personal injury or equipment damage, and by training security system, specification student's real training process is formed
The good operation habit of student.
2. Simulation Training System of High Voltage Electric Experiment according to claim 1, it is characterised in that the teaching-guiding platform is
The maincenter of Simulation Training System of High Voltage Electric Experiment, teacher can be set by this platform monitoring l-G simulation test instrument, emulation subject
Standby operation, ensures effective operation of emulation electrical test operation, and provides safety guarantee；Teaching-guiding platform includes 4 sons
System is experiment monitoring system, experiment control system, test data system and training security system respectively；4 subsystems are to teach
Based on instruct platform, the system operation of Simulation Training System of High Voltage Electric Experiment, 4 subsystems and l-G simulation test instrument are realized
It is connected between device, emulation tested device by WLAN, by wireless signal, each system and equipment and instrument realize that data are handed over
It changes；
Teaching-guiding platform will test experiments and the status datas such as emulation tested device, the l-G simulation test instrument of monitoring system acquisition
It is handled, is converted into the wiring diagram of simulation test device and the Operation interface diagram of l-G simulation test instrument, is displayed on the screen, makes
Teacher can be visually known test process and whether specification；Teacher can also use the controlling test system of teacher's guidance platform
System sends out the state and test process of instruction control emulation tested device and l-G simulation test instrument；Teacher's guidance platform can be with
Test data is sent, failure is set for student；Training security system can be checked in teacher's guidance platform, understand student's real training
Safe condition.
3. Simulation Training System of High Voltage Electric Experiment according to claim 1, it is characterised in that the experiment monitoring system is born
Duty checks the state of emulation tested device and l-G simulation test instrument, can constantly monitor emulation tested device and l-G simulation test instrument
Operation and state change；Emulation tested device has closing, spare and three kinds of states of experiment：It emulates at tested device signaling switch
When closed state, test and do not establish connection between monitoring system and emulation tested device；Emulation tested device signal is opened to open
Guan Hou, emulation tested device are in stand-by state, and experiment monitoring system is established signal with emulation tested device and connect, experiment monitoring
System starts the status information of monitoring emulation tested device, constantly reads the data of emulation tested device；When progress electrical test
I.e. trystate when, emulation tested device be in trystate, and experiment monitoring system not only monitors the state for emulating tested device,
Also check for the wiring condition of emulation tested device；L-G simulation test instrument has three kinds of shutdown, setting and experiment states：L-G simulation test instrument
During device off-mode, test and do not establish connection between monitoring system and emulation tested device；After the booting of l-G simulation test instrument, enter
Setting state, experiment monitoring system are established signal with l-G simulation test instrument and are connect, and l-G simulation test instrument carries out test parameters setting
When, parameter setting information is constantly sent to experiment monitoring system, experiment monitoring system obtains records store data after data；When
When carrying out electrical test, that is, trystate, l-G simulation test instrument is in trystate, and experiment monitoring system not only monitors emulation examination
The state of instrument is tested, also checks for the wiring condition of l-G simulation test instrument；When carrying out electrical test wiring, experiment monitoring system is certainly
The dynamic data for obtaining test connection, test connection includes instrument wiring, equipment wiring and ground wire, to the test connection number of acquisition
According to being judged, to check whether wiring is correct；
Monitoring system is tested after the status data for obtaining l-G simulation test instrument, emulation tested device and test connection, logarithm
It is controlling test and hair according to being classified and being distinguished, and corresponding data is sent to experiment control system and test data system
Data is sent to provide support；Data interaction is realized between experiment monitoring system and training security system, realizes testing operation and safety
Between data contact, ensure real training process it is safe and reliable.
4. Simulation Training System of High Voltage Electric Experiment according to claim 1, it is characterised in that the experiment control system is born
The operation of duty control emulation tested device and l-G simulation test instrument, experiment control system can be emulated from experiment monitoring system
The state status of tested device, l-G simulation test instrument and test connection according to status information, is tried emulation tested device and emulation
It tests instrument and sends out control instruction；Experiment control system can send out control emulation tested device instruction, and control emulation subject is set
It is standby to be switched in closing, between spare three kinds of states experiment, equally, the state of l-G simulation test instrument can also be controlled to cut
It changes；Teacher can carry out emulation high-voltage electricity on teacher's guidance platform by experiment control system Control experiment process, i.e. student
Gas tests the overall process of real training, including the parameter setting of l-G simulation test instrument, l-G simulation test instrument is controlled to add high pressure and discharge,
Emulation experiment equipment wiring.
5. Simulation Training System of High Voltage Electric Experiment according to claim 1, it is characterised in that in the test data system
Database containing l-G simulation test, contain the various tested devices such as transformer, current transformer, voltage transformer, power cable into
Normal condition test data and abnormality the experiment number of the various high voltage electrical tests such as row insulation resistance test, pressure test
According to test data is that production scene acquires on the spot, ensures that the equipment fault simulated is true and reliable；
Test data system sends test data by experiment control system to l-G simulation test instrument, and l-G simulation test instrument is being tested
The test data that middle display obtains, student judge that equipment whether there is defect according to test data.
6. Simulation Training System of High Voltage Electric Experiment according to claim 1, it is characterised in that the training security system is protected
Hinder student's real training safety, block including packaged type, electronics blocks, safety instruction LED display, intercom system；It is wherein electric
Son blocks to install video monitoring system above real training station, in l-G simulation test pressure process, opens electronics and blocks, if
Someone is strayed into real training station, and electronics blocks sends out alarm at once；Safety instruction LED display is according to trystate, to student
Carry out security warning, intercom system realizes the real-time of in emulation high-potting real training is carried out teacher's guidance platform and real training station
Communication.
7. Simulation Training System of High Voltage Electric Experiment according to claim 1, it is characterised in that the l-G simulation test instrument is adopted
With the appearance design identical with actual experimental instrument, operation interface and program circuit, the operation of real simulation physical device；Match altogether
For 12 kinds of emulation instruments, including instrument for measuring DC resistance；Insulation Resistance Tester；Dielectric loss tester；High direct voltage is sent out
Raw device；Transformer on-load tap changer tester；No-load voltage ratio tester；Deformation of transformer winding tester；Ac voltage withstanding device；Become
Depressor partial-discharge measuring device；Mutual inductor characteristic integrated tester；Variable-frequency series-resonance pressure-resistant apparatus；Transformer partial discharge is tested
Device；Above emulation instrument can complete all pilot projects to electrical equipment, can according to the difference of pilot project during experiment
To select corresponding test apparatus, the experimental test line that l-G simulation test instrument uses is l-G simulation test wiring, only passes through the straight of 12V
Galvanic electricity is used as signal transmission.
8. Simulation Training System of High Voltage Electric Experiment according to claim 1, it is characterised in that the emulation tested device is adopted
With the appearance design identical with practical transformer equipment, terminals and mark are also essentially identical with true grid equipment；High-voltage electricity
Gas test simulation training system is equipped with 6 classes emulation tested device altogether, this 6 kind equipment, which is that onsite application frequency is high, electrically to be set
It is standby, respectively：Transformer；Bushing shell for transformer；Oil-immersed inverted current transformer；Capacitance type potential transformer；Zinc oxide is taken shelter from the thunder
Device；Power cable；Emulate heating module built in tested device, analog machine is nonserviceabled lower abnormal heating situation, is emulated
Tested device matches acousto-optic simulator, can simulate the sound of corona and the flash of light when flashover discharges and the sound, simulate
The time of day of test product in the experiments such as AC and DC pressure resistance, field effect atmosphere when making emulation training scene closer to actual experimental.
9. Simulation Training System of High Voltage Electric Experiment according to claim 1, it is characterised in that the testing inspection system
And experiment control system is to interconnect between teaching-guiding platform, emulation instrument and emulation tested device, control the branch fed back
Support；By wireless signal, the sub- software in the major software and each instrument and equipment in system software realizes data exchange；Complete training
System software can complete 26 pilot projects.
10. Simulation Training System of High Voltage Electric Experiment according to claim 1, it is characterised in that the high voltage electrical test
Simulation training system signal transmission is established on the basis of WLAN；It is configured in high voltage electrical test real training hall thus
Multiple wireless routers, constructing local network are that teaching-guiding platform, emulation instrument and emulation tested device install wireless signal
Reception device is incorporated into LAN and realizes interconnection；And item is tested for simulating high voltage class using acousto-optic simulator
Corona sound, electric discharge sound and electric discharge flash effect during mesh, make simulation training test process closer to field scene.
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| CN108961901A (en) * | 2018-07-23 | 2018-12-07 | 贵州电网有限责任公司信息中心 | Virtual emulation training platform |
| CN109406908A (en) * | 2018-12-10 | 2019-03-01 | 国网江苏省电力有限公司检修分公司 | One kind repairing the integrated test platform of examination |
| CN109559587A (en) * | 2018-12-26 | 2019-04-02 | 权斌 | A kind of heavy current installation connection status acquisition device and acquisition method |
| CN111856379A (en) * | 2020-06-24 | 2020-10-30 | 内蒙古电力(集团)有限责任公司内蒙古电力科学研究院分公司 | Current transformer operating characteristic simulation test platform and monitoring system in low-temperature environment |
| CN113066352A (en) * | 2021-03-31 | 2021-07-02 | 广东电网有限责任公司电力科学研究院 | Capacitive voltage divider for training and defect testing method thereof |
| CN113421472A (en) * | 2021-06-15 | 2021-09-21 | 国网山东省电力公司胶州市供电公司 | Indoor electric power training system based on Internet of things |
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| CN111856379B (en) * | 2020-06-24 | 2022-10-04 | 内蒙古电力(集团)有限责任公司内蒙古电力科学研究院分公司 | Monitoring system of current transformer operating characteristic simulation test platform in low-temperature environment |
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| CN113421472A (en) * | 2021-06-15 | 2021-09-21 | 国网山东省电力公司胶州市供电公司 | Indoor electric power training system based on Internet of things |
| CN117193145A (en) * | 2023-11-07 | 2023-12-08 | 江苏拉森智能电气科技有限公司 | Electrical control method and system for automatic production line of electrician examination and culture equipment |
| CN117193145B (en) * | 2023-11-07 | 2024-01-05 | 江苏拉森智能电气科技有限公司 | Electrical control method and system for automatic production line of electrician examination and culture equipment |
| CN118197112A (en) * | 2024-05-17 | 2024-06-14 | 江苏凤凰知慧教育科技有限公司 | Multi-module electromechanical teaching intelligent management platform |
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Application publication date: 20180622 |